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CVE Database

CVE-2010-2806

Impact: Important
Public: 2010-08-05
Bugzilla: 621980: CVE-2010-2806 FreeType: Heap-based buffer overflow by processing FontType42 fonts with negative length of SFNT strings (FT bug #30656)

Details

The MITRE CVE dictionary describes this issue as:

Array index error in the t42_parse_sfnts function in type42/t42parse.c in FreeType before 2.4.2 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via negative size values for certain strings in FontType42 font files, leading to a heap-based buffer overflow.

Find out more about CVE-2010-2806 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 6.8
Base Metrics: AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector: Network
Access Complexity: Medium
Authentication: None
Confidentiality Impact: Partial
Integrity Impact: Partial
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 3 (freetype) RHSA-2010:0736 October 04, 2010
Red Hat Enterprise Linux version 4 (freetype) RHSA-2010:0737 October 04, 2010
Red Hat Enterprise Linux version 5 (freetype) RHSA-2010:0737 October 04, 2010
Red Hat Enterprise Linux version 6 (freetype) RHSA-2010:0864 November 10, 2010

External References

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.